Error 4003: routing service failed with status 403

[TIMAI2]

Error Code 4003 & 404 in Navigation function

I've identified the problem and submitted a fix for review on our end. In the meantime, you can sideload an updated version of the companion for Android or join Apple TestFlight for the latest beta version. Android Companion (2.70d1u): Dropbox - MITAI2Companion-270d1u.apk - Simplify your life iOS Companion (TestFlight 2.64.6 build 6): Join the MIT App Inventor beta - TestFlight - Apple